Revenue Is Far From Company's Ambitious Targets

Three years after International Business Machines Corp. began trying to turn its "Jeopardy"-winning computer into a big business, revenue from Watson is far from the company's ambitious targets.

IBM Chief Executive Virginia "Ginni" Rometty has told executives she hopes Watson will generate $10 billion in annual revenue within 10 years, according to an October 2013 conference-call transcript reviewed by The Wall Street Journal. She set that target after the executive in charge of Watson said its...